Patches added to master/for-2.6.25 branch of powerpc.git

[Paul Mackerras]

Grant Likely writes:

> Paul, can you also please pull the following 52xx changes?

Could you please re-do your tree and make sure the headline for each
commit starts with "[POWERPC]" (unless it isn't powerpc-specific, in
which case it probably shouldn't be in your tree...).

Thanks,
Paul.